drm/gem: create drm_gem_dumb_destroy
[deliverable/linux.git] / drivers / gpu / drm / gma500 / psb_drv.h
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1/**************************************************************************
2 * Copyright (c) 2007-2011, Intel Corporation.
3 * All Rights Reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 **************************************************************************/
19
20#ifndef _PSB_DRV_H_
21#define _PSB_DRV_H_
22
23#include <linux/kref.h>
24
25#include <drm/drmP.h>
760285e7 26#include <drm/drm_global.h>
760285e7 27#include <drm/gma_drm.h>
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28#include "psb_reg.h"
29#include "psb_intel_drv.h"
d112a816 30#include "intel_bios.h"
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31#include "gtt.h"
32#include "power.h"
d839ede4 33#include "opregion.h"
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34#include "oaktrail.h"
35
36/* Append new drm mode definition here, align with libdrm definition */
37#define DRM_MODE_SCALE_NO_SCALE 2
38
39enum {
40 CHIP_PSB_8108 = 0, /* Poulsbo */
41 CHIP_PSB_8109 = 1, /* Poulsbo */
42 CHIP_MRST_4100 = 2, /* Moorestown/Oaktrail */
43 CHIP_MFLD_0130 = 3, /* Medfield */
44};
45
e036ba59 46#define IS_PSB(dev) (((dev)->pci_device & 0xfffe) == 0x8108)
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47#define IS_MRST(dev) (((dev)->pci_device & 0xfffc) == 0x4100)
48#define IS_MFLD(dev) (((dev)->pci_device & 0xfff8) == 0x0130)
49
50/*
51 * Driver definitions
52 */
53
54#define DRIVER_NAME "gma500"
55#define DRIVER_DESC "DRM driver for the Intel GMA500"
56
57#define PSB_DRM_DRIVER_DATE "2011-06-06"
58#define PSB_DRM_DRIVER_MAJOR 1
59#define PSB_DRM_DRIVER_MINOR 0
60#define PSB_DRM_DRIVER_PATCHLEVEL 0
61
62/*
63 * Hardware offsets
64 */
65#define PSB_VDC_OFFSET 0x00000000
66#define PSB_VDC_SIZE 0x000080000
67#define MRST_MMIO_SIZE 0x0000C0000
68#define MDFLD_MMIO_SIZE 0x000100000
69#define PSB_SGX_SIZE 0x8000
70#define PSB_SGX_OFFSET 0x00040000
71#define MRST_SGX_OFFSET 0x00080000
72/*
73 * PCI resource identifiers
74 */
75#define PSB_MMIO_RESOURCE 0
76#define PSB_GATT_RESOURCE 2
77#define PSB_GTT_RESOURCE 3
78/*
79 * PCI configuration
80 */
81#define PSB_GMCH_CTRL 0x52
82#define PSB_BSM 0x5C
83#define _PSB_GMCH_ENABLED 0x4
84#define PSB_PGETBL_CTL 0x2020
85#define _PSB_PGETBL_ENABLED 0x00000001
86#define PSB_SGX_2D_SLAVE_PORT 0x4000
87
88/* To get rid of */
89#define PSB_TT_PRIV0_LIMIT (256*1024*1024)
90#define PSB_TT_PRIV0_PLIMIT (PSB_TT_PRIV0_LIMIT >> PAGE_SHIFT)
91
92/*
93 * SGX side MMU definitions (these can probably go)
94 */
95
96/*
97 * Flags for external memory type field.
98 */
99#define PSB_MMU_CACHED_MEMORY 0x0001 /* Bind to MMU only */
100#define PSB_MMU_RO_MEMORY 0x0002 /* MMU RO memory */
101#define PSB_MMU_WO_MEMORY 0x0004 /* MMU WO memory */
102/*
103 * PTE's and PDE's
104 */
105#define PSB_PDE_MASK 0x003FFFFF
106#define PSB_PDE_SHIFT 22
107#define PSB_PTE_SHIFT 12
108/*
109 * Cache control
110 */
111#define PSB_PTE_VALID 0x0001 /* PTE / PDE valid */
112#define PSB_PTE_WO 0x0002 /* Write only */
113#define PSB_PTE_RO 0x0004 /* Read only */
114#define PSB_PTE_CACHED 0x0008 /* CPU cache coherent */
115
116/*
117 * VDC registers and bits
118 */
119#define PSB_MSVDX_CLOCKGATING 0x2064
120#define PSB_TOPAZ_CLOCKGATING 0x2068
121#define PSB_HWSTAM 0x2098
122#define PSB_INSTPM 0x20C0
123#define PSB_INT_IDENTITY_R 0x20A4
d839ede4 124#define _PSB_IRQ_ASLE (1<<0)
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125#define _MDFLD_PIPEC_EVENT_FLAG (1<<2)
126#define _MDFLD_PIPEC_VBLANK_FLAG (1<<3)
127#define _PSB_DPST_PIPEB_FLAG (1<<4)
128#define _MDFLD_PIPEB_EVENT_FLAG (1<<4)
129#define _PSB_VSYNC_PIPEB_FLAG (1<<5)
130#define _PSB_DPST_PIPEA_FLAG (1<<6)
131#define _PSB_PIPEA_EVENT_FLAG (1<<6)
132#define _PSB_VSYNC_PIPEA_FLAG (1<<7)
133#define _MDFLD_MIPIA_FLAG (1<<16)
134#define _MDFLD_MIPIC_FLAG (1<<17)
68cb638f 135#define _PSB_IRQ_DISP_HOTSYNC (1<<17)
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136#define _PSB_IRQ_SGX_FLAG (1<<18)
137#define _PSB_IRQ_MSVDX_FLAG (1<<19)
138#define _LNC_IRQ_TOPAZ_FLAG (1<<20)
139
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140#define _PSB_PIPE_EVENT_FLAG (_PSB_VSYNC_PIPEA_FLAG | \
141 _PSB_VSYNC_PIPEB_FLAG)
142
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143/* This flag includes all the display IRQ bits excepts the vblank irqs. */
144#define _MDFLD_DISP_ALL_IRQ_FLAG (_MDFLD_PIPEC_EVENT_FLAG | \
145 _MDFLD_PIPEB_EVENT_FLAG | \
146 _PSB_PIPEA_EVENT_FLAG | \
147 _PSB_VSYNC_PIPEA_FLAG | \
148 _MDFLD_MIPIA_FLAG | \
149 _MDFLD_MIPIC_FLAG)
150#define PSB_INT_IDENTITY_R 0x20A4
151#define PSB_INT_MASK_R 0x20A8
152#define PSB_INT_ENABLE_R 0x20A0
153
154#define _PSB_MMU_ER_MASK 0x0001FF00
155#define _PSB_MMU_ER_HOST (1 << 16)
156#define GPIOA 0x5010
157#define GPIOB 0x5014
158#define GPIOC 0x5018
159#define GPIOD 0x501c
160#define GPIOE 0x5020
161#define GPIOF 0x5024
162#define GPIOG 0x5028
163#define GPIOH 0x502c
164#define GPIO_CLOCK_DIR_MASK (1 << 0)
165#define GPIO_CLOCK_DIR_IN (0 << 1)
166#define GPIO_CLOCK_DIR_OUT (1 << 1)
167#define GPIO_CLOCK_VAL_MASK (1 << 2)
168#define GPIO_CLOCK_VAL_OUT (1 << 3)
169#define GPIO_CLOCK_VAL_IN (1 << 4)
170#define GPIO_CLOCK_PULLUP_DISABLE (1 << 5)
171#define GPIO_DATA_DIR_MASK (1 << 8)
172#define GPIO_DATA_DIR_IN (0 << 9)
173#define GPIO_DATA_DIR_OUT (1 << 9)
174#define GPIO_DATA_VAL_MASK (1 << 10)
175#define GPIO_DATA_VAL_OUT (1 << 11)
176#define GPIO_DATA_VAL_IN (1 << 12)
177#define GPIO_DATA_PULLUP_DISABLE (1 << 13)
178
179#define VCLK_DIVISOR_VGA0 0x6000
180#define VCLK_DIVISOR_VGA1 0x6004
181#define VCLK_POST_DIV 0x6010
182
183#define PSB_COMM_2D (PSB_ENGINE_2D << 4)
184#define PSB_COMM_3D (PSB_ENGINE_3D << 4)
185#define PSB_COMM_TA (PSB_ENGINE_TA << 4)
186#define PSB_COMM_HP (PSB_ENGINE_HP << 4)
187#define PSB_COMM_USER_IRQ (1024 >> 2)
188#define PSB_COMM_USER_IRQ_LOST (PSB_COMM_USER_IRQ + 1)
189#define PSB_COMM_FW (2048 >> 2)
190
191#define PSB_UIRQ_VISTEST 1
192#define PSB_UIRQ_OOM_REPLY 2
193#define PSB_UIRQ_FIRE_TA_REPLY 3
194#define PSB_UIRQ_FIRE_RASTER_REPLY 4
195
196#define PSB_2D_SIZE (256*1024*1024)
197#define PSB_MAX_RELOC_PAGES 1024
198
199#define PSB_LOW_REG_OFFS 0x0204
200#define PSB_HIGH_REG_OFFS 0x0600
201
202#define PSB_NUM_VBLANKS 2
203
204
205#define PSB_2D_SIZE (256*1024*1024)
206#define PSB_MAX_RELOC_PAGES 1024
207
208#define PSB_LOW_REG_OFFS 0x0204
209#define PSB_HIGH_REG_OFFS 0x0600
210
211#define PSB_NUM_VBLANKS 2
212#define PSB_WATCHDOG_DELAY (DRM_HZ * 2)
213#define PSB_LID_DELAY (DRM_HZ / 10)
214
215#define MDFLD_PNW_B0 0x04
216#define MDFLD_PNW_C0 0x08
217
218#define MDFLD_DSR_2D_3D_0 (1 << 0)
219#define MDFLD_DSR_2D_3D_2 (1 << 1)
220#define MDFLD_DSR_CURSOR_0 (1 << 2)
221#define MDFLD_DSR_CURSOR_2 (1 << 3)
222#define MDFLD_DSR_OVERLAY_0 (1 << 4)
223#define MDFLD_DSR_OVERLAY_2 (1 << 5)
224#define MDFLD_DSR_MIPI_CONTROL (1 << 6)
225#define MDFLD_DSR_DAMAGE_MASK_0 ((1 << 0) | (1 << 2) | (1 << 4))
226#define MDFLD_DSR_DAMAGE_MASK_2 ((1 << 1) | (1 << 3) | (1 << 5))
227#define MDFLD_DSR_2D_3D (MDFLD_DSR_2D_3D_0 | MDFLD_DSR_2D_3D_2)
228
229#define MDFLD_DSR_RR 45
230#define MDFLD_DPU_ENABLE (1 << 31)
231#define MDFLD_DSR_FULLSCREEN (1 << 30)
232#define MDFLD_DSR_DELAY (DRM_HZ / MDFLD_DSR_RR)
233
234#define PSB_PWR_STATE_ON 1
235#define PSB_PWR_STATE_OFF 2
236
237#define PSB_PMPOLICY_NOPM 0
238#define PSB_PMPOLICY_CLOCKGATING 1
239#define PSB_PMPOLICY_POWERDOWN 2
240
241#define PSB_PMSTATE_POWERUP 0
242#define PSB_PMSTATE_CLOCKGATED 1
243#define PSB_PMSTATE_POWERDOWN 2
244#define PSB_PCIx_MSI_ADDR_LOC 0x94
245#define PSB_PCIx_MSI_DATA_LOC 0x98
246
247/* Medfield crystal settings */
248#define KSEL_CRYSTAL_19 1
249#define KSEL_BYPASS_19 5
250#define KSEL_BYPASS_25 6
251#define KSEL_BYPASS_83_100 7
252
253struct opregion_header;
254struct opregion_acpi;
255struct opregion_swsci;
256struct opregion_asle;
257
258struct psb_intel_opregion {
259 struct opregion_header *header;
260 struct opregion_acpi *acpi;
261 struct opregion_swsci *swsci;
262 struct opregion_asle *asle;
1fb28e9e 263 void *vbt;
d839ede4 264 u32 __iomem *lid_state;
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265};
266
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267struct sdvo_device_mapping {
268 u8 initialized;
269 u8 dvo_port;
270 u8 slave_addr;
271 u8 dvo_wiring;
272 u8 i2c_pin;
273 u8 i2c_speed;
274 u8 ddc_pin;
275};
276
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277struct intel_gmbus {
278 struct i2c_adapter adapter;
279 struct i2c_adapter *force_bit;
280 u32 reg0;
281};
282
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283/*
284 * Register offset maps
285 */
286
287struct psb_offset {
288 u32 fp0;
289 u32 fp1;
290 u32 cntr;
291 u32 conf;
292 u32 src;
293 u32 dpll;
294 u32 dpll_md;
295 u32 htotal;
296 u32 hblank;
297 u32 hsync;
298 u32 vtotal;
299 u32 vblank;
300 u32 vsync;
301 u32 stride;
302 u32 size;
303 u32 pos;
304 u32 surf;
305 u32 addr;
306 u32 base;
307 u32 status;
308 u32 linoff;
309 u32 tileoff;
310 u32 palette;
311};
312
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313/*
314 * Register save state. This is used to hold the context when the
315 * device is powered off. In the case of Oaktrail this can (but does not
316 * yet) include screen blank. Operations occuring during the save
317 * update the register cache instead.
318 */
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319
320/*
321 * Common status for pipes.
322 */
323struct psb_pipe {
324 u32 fp0;
325 u32 fp1;
326 u32 cntr;
327 u32 conf;
328 u32 src;
329 u32 dpll;
330 u32 dpll_md;
331 u32 htotal;
332 u32 hblank;
333 u32 hsync;
334 u32 vtotal;
335 u32 vblank;
336 u32 vsync;
337 u32 stride;
338 u32 size;
339 u32 pos;
340 u32 base;
341 u32 surf;
342 u32 addr;
343 u32 status;
344 u32 linoff;
345 u32 tileoff;
346 u32 palette[256];
347};
348
648a8e34 349struct psb_state {
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350 uint32_t saveVCLK_DIVISOR_VGA0;
351 uint32_t saveVCLK_DIVISOR_VGA1;
352 uint32_t saveVCLK_POST_DIV;
353 uint32_t saveVGACNTRL;
354 uint32_t saveADPA;
355 uint32_t saveLVDS;
356 uint32_t saveDVOA;
357 uint32_t saveDVOB;
358 uint32_t saveDVOC;
359 uint32_t savePP_ON;
360 uint32_t savePP_OFF;
361 uint32_t savePP_CONTROL;
362 uint32_t savePP_CYCLE;
363 uint32_t savePFIT_CONTROL;
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364 uint32_t saveCLOCKGATING;
365 uint32_t saveDSPARB;
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366 uint32_t savePFIT_AUTO_RATIOS;
367 uint32_t savePFIT_PGM_RATIOS;
368 uint32_t savePP_ON_DELAYS;
369 uint32_t savePP_OFF_DELAYS;
370 uint32_t savePP_DIVISOR;
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371 uint32_t saveBCLRPAT_A;
372 uint32_t saveBCLRPAT_B;
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373 uint32_t savePERF_MODE;
374 uint32_t saveDSPFW1;
375 uint32_t saveDSPFW2;
376 uint32_t saveDSPFW3;
377 uint32_t saveDSPFW4;
378 uint32_t saveDSPFW5;
379 uint32_t saveDSPFW6;
380 uint32_t saveCHICKENBIT;
381 uint32_t saveDSPACURSOR_CTRL;
382 uint32_t saveDSPBCURSOR_CTRL;
383 uint32_t saveDSPACURSOR_BASE;
384 uint32_t saveDSPBCURSOR_BASE;
385 uint32_t saveDSPACURSOR_POS;
386 uint32_t saveDSPBCURSOR_POS;
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387 uint32_t saveOV_OVADD;
388 uint32_t saveOV_OGAMC0;
389 uint32_t saveOV_OGAMC1;
390 uint32_t saveOV_OGAMC2;
391 uint32_t saveOV_OGAMC3;
392 uint32_t saveOV_OGAMC4;
393 uint32_t saveOV_OGAMC5;
394 uint32_t saveOVC_OVADD;
395 uint32_t saveOVC_OGAMC0;
396 uint32_t saveOVC_OGAMC1;
397 uint32_t saveOVC_OGAMC2;
398 uint32_t saveOVC_OGAMC3;
399 uint32_t saveOVC_OGAMC4;
400 uint32_t saveOVC_OGAMC5;
401
402 /* DPST register save */
403 uint32_t saveHISTOGRAM_INT_CONTROL_REG;
404 uint32_t saveHISTOGRAM_LOGIC_CONTROL_REG;
405 uint32_t savePWM_CONTROL_LOGIC;
406};
407
026abc33 408struct medfield_state {
026abc33 409 uint32_t saveMIPI;
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410 uint32_t saveMIPI_C;
411
412 uint32_t savePFIT_CONTROL;
413 uint32_t savePFIT_PGM_RATIOS;
414 uint32_t saveHDMIPHYMISCCTL;
415 uint32_t saveHDMIB_CONTROL;
416};
417
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418struct cdv_state {
419 uint32_t saveDSPCLK_GATE_D;
420 uint32_t saveRAMCLK_GATE_D;
421 uint32_t saveDSPARB;
422 uint32_t saveDSPFW[6];
423 uint32_t saveADPA;
424 uint32_t savePP_CONTROL;
425 uint32_t savePFIT_PGM_RATIOS;
426 uint32_t saveLVDS;
427 uint32_t savePFIT_CONTROL;
428 uint32_t savePP_ON_DELAYS;
429 uint32_t savePP_OFF_DELAYS;
430 uint32_t savePP_CYCLE;
431 uint32_t saveVGACNTRL;
432 uint32_t saveIER;
433 uint32_t saveIMR;
434 u8 saveLBB;
435};
436
c6265ff5 437struct psb_save_area {
6256304b 438 struct psb_pipe pipe[3];
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439 uint32_t saveBSM;
440 uint32_t saveVBT;
441 union {
442 struct psb_state psb;
026abc33 443 struct medfield_state mdfld;
09016a11 444 struct cdv_state cdv;
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445 };
446 uint32_t saveBLC_PWM_CTL2;
447 uint32_t saveBLC_PWM_CTL;
448};
449
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450struct psb_ops;
451
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452#define PSB_NUM_PIPE 3
453
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454struct drm_psb_private {
455 struct drm_device *dev;
456 const struct psb_ops *ops;
8512e074 457 const struct psb_offset *regmap;
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458
459 struct child_device_config *child_dev;
460 int child_dev_num;
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461
462 struct psb_gtt gtt;
463
464 /* GTT Memory manager */
465 struct psb_gtt_mm *gtt_mm;
466 struct page *scratch_page;
eab37607 467 u32 __iomem *gtt_map;
5c49fd3a 468 uint32_t stolen_base;
37214ca0 469 u8 __iomem *vram_addr;
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470 unsigned long vram_stolen_size;
471 int gtt_initialized;
472 u16 gmch_ctrl; /* Saved GTT setup */
473 u32 pge_ctl;
474
475 struct mutex gtt_mutex;
476 struct resource *gtt_mem; /* Our PCI resource */
477
478 struct psb_mmu_driver *mmu;
479 struct psb_mmu_pd *pf_pd;
480
481 /*
482 * Register base
483 */
484
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485 uint8_t __iomem *sgx_reg;
486 uint8_t __iomem *vdc_reg;
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487 uint32_t gatt_free_offset;
488
489 /*
490 * Fencing / irq.
491 */
492
493 uint32_t vdc_irq_mask;
494 uint32_t pipestat[PSB_NUM_PIPE];
495
496 spinlock_t irqmask_lock;
497
498 /*
499 * Power
500 */
501
502 bool suspended;
503 bool display_power;
504 int display_count;
505
506 /*
507 * Modesetting
508 */
509 struct psb_intel_mode_device mode_dev;
4ab2c7f1 510 bool modeset; /* true if we have done the mode_device setup */
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511
512 struct drm_crtc *plane_to_crtc_mapping[PSB_NUM_PIPE];
513 struct drm_crtc *pipe_to_crtc_mapping[PSB_NUM_PIPE];
514 uint32_t num_pipe;
515
516 /*
517 * OSPM info (Power management base) (can go ?)
518 */
519 uint32_t ospm_base;
520
521 /*
522 * Sizes info
523 */
524
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525 u32 fuse_reg_value;
526 u32 video_device_fuse;
527
528 /* PCI revision ID for B0:D2:F0 */
529 uint8_t platform_rev_id;
530
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531 /* gmbus */
532 struct intel_gmbus *gmbus;
533
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534 /* Used by SDVO */
535 int crt_ddc_pin;
536 /* FIXME: The mappings should be parsed from bios but for now we can
537 pretend there are no mappings available */
538 struct sdvo_device_mapping sdvo_mappings[2];
539 u32 hotplug_supported_mask;
540 struct drm_property *broadcast_rgb_property;
541 struct drm_property *force_audio_property;
542
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543 /*
544 * LVDS info
545 */
546 int backlight_duty_cycle; /* restore backlight to this value */
547 bool panel_wants_dither;
548 struct drm_display_mode *panel_fixed_mode;
549 struct drm_display_mode *lfp_lvds_vbt_mode;
550 struct drm_display_mode *sdvo_lvds_vbt_mode;
551
552 struct bdb_lvds_backlight *lvds_bl; /* LVDS backlight info from VBT */
a12d6a07 553 struct psb_intel_i2c_chan *lvds_i2c_bus; /* FIXME: Remove this? */
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554
555 /* Feature bits from the VBIOS */
556 unsigned int int_tv_support:1;
557 unsigned int lvds_dither:1;
558 unsigned int lvds_vbt:1;
559 unsigned int int_crt_support:1;
560 unsigned int lvds_use_ssc:1;
561 int lvds_ssc_freq;
562 bool is_lvds_on;
563 bool is_mipi_on;
564 u32 mipi_ctrl_display;
565
566 unsigned int core_freq;
567 uint32_t iLVDS_enable;
568
569 /* Runtime PM state */
570 int rpm_enabled;
571
572 /* MID specific */
4086b1e2 573 bool has_gct;
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574 struct oaktrail_gct_data gct_data;
575
933315ac 576 /* Oaktrail HDMI state */
5c49fd3a 577 struct oaktrail_hdmi_dev *hdmi_priv;
933315ac 578
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579 /*
580 * Register state
581 */
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582
583 struct psb_save_area regs;
584
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585 /* MSI reg save */
586 uint32_t msi_addr;
587 uint32_t msi_data;
588
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589 /*
590 * Hotplug handling
591 */
592
593 struct work_struct hotplug_work;
5c49fd3a 594
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595 /*
596 * LID-Switch
597 */
598 spinlock_t lid_lock;
599 struct timer_list lid_timer;
600 struct psb_intel_opregion opregion;
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601 u32 lid_last_state;
602
603 /*
604 * Watchdog
605 */
606
607 uint32_t apm_reg;
608 uint16_t apm_base;
609
610 /*
611 * Used for modifying backlight from
612 * xrandr -- consider removing and using HAL instead
613 */
614 struct backlight_device *backlight_device;
615 struct drm_property *backlight_property;
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616 bool backlight_enabled;
617 int backlight_level;
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618 uint32_t blc_adj1;
619 uint32_t blc_adj2;
620
621 void *fbdev;
622
623 /* 2D acceleration */
9242fe23 624 spinlock_t lock_2d;
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625
626 /*
627 * Panel brightness
628 */
629 int brightness;
630 int brightness_adjusted;
631
632 bool dsr_enable;
633 u32 dsr_fb_update;
634 bool dpi_panel_on[3];
635 void *dsi_configs[2];
636 u32 bpp;
637 u32 bpp2;
638
639 u32 pipeconf[3];
640 u32 dspcntr[3];
641
642 int mdfld_panel_id;
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643
644 bool dplla_96mhz; /* DPLL data from the VBT */
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645
646 struct {
647 int rate;
648 int lanes;
649 int preemphasis;
650 int vswing;
651
652 bool initialized;
653 bool support;
654 int bpp;
655 struct edp_power_seq pps;
656 } edp;
657 uint8_t panel_type;
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658};
659
660
661/*
662 * Operations for each board type
663 */
664
665struct psb_ops {
666 const char *name;
667 unsigned int accel_2d:1;
668 int pipes; /* Number of output pipes */
669 int crtcs; /* Number of CRTCs */
670 int sgx_offset; /* Base offset of SGX device */
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671 int hdmi_mask; /* Mask of HDMI CRTCs */
672 int lvds_mask; /* Mask of LVDS CRTCs */
bc794829 673 int cursor_needs_phys; /* If cursor base reg need physical address */
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674
675 /* Sub functions */
676 struct drm_crtc_helper_funcs const *crtc_helper;
677 struct drm_crtc_funcs const *crtc_funcs;
678
679 /* Setup hooks */
680 int (*chip_setup)(struct drm_device *dev);
681 void (*chip_teardown)(struct drm_device *dev);
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682 /* Optional helper caller after modeset */
683 void (*errata)(struct drm_device *dev);
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684
685 /* Display management hooks */
686 int (*output_init)(struct drm_device *dev);
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687 int (*hotplug)(struct drm_device *dev);
688 void (*hotplug_enable)(struct drm_device *dev, bool on);
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689 /* Power management hooks */
690 void (*init_pm)(struct drm_device *dev);
691 int (*save_regs)(struct drm_device *dev);
692 int (*restore_regs)(struct drm_device *dev);
693 int (*power_up)(struct drm_device *dev);
694 int (*power_down)(struct drm_device *dev);
695
696 void (*lvds_bl_power)(struct drm_device *dev, bool on);
697#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
698 /* Backlight */
699 int (*backlight_init)(struct drm_device *dev);
700#endif
701 int i2c_bus; /* I2C bus identifier for Moorestown */
702};
703
704
705
706struct psb_mmu_driver;
707
708extern int drm_crtc_probe_output_modes(struct drm_device *dev, int, int);
709extern int drm_pick_crtcs(struct drm_device *dev);
710
711static inline struct drm_psb_private *psb_priv(struct drm_device *dev)
712{
713 return (struct drm_psb_private *) dev->dev_private;
714}
715
716/*
717 * MMU stuff.
718 */
719
720extern struct psb_mmu_driver *psb_mmu_driver_init(uint8_t __iomem * registers,
721 int trap_pagefaults,
722 int invalid_type,
723 struct drm_psb_private *dev_priv);
724extern void psb_mmu_driver_takedown(struct psb_mmu_driver *driver);
725extern struct psb_mmu_pd *psb_mmu_get_default_pd(struct psb_mmu_driver
726 *driver);
727extern void psb_mmu_mirror_gtt(struct psb_mmu_pd *pd, uint32_t mmu_offset,
728 uint32_t gtt_start, uint32_t gtt_pages);
729extern struct psb_mmu_pd *psb_mmu_alloc_pd(struct psb_mmu_driver *driver,
730 int trap_pagefaults,
731 int invalid_type);
732extern void psb_mmu_free_pagedir(struct psb_mmu_pd *pd);
733extern void psb_mmu_flush(struct psb_mmu_driver *driver, int rc_prot);
734extern void psb_mmu_remove_pfn_sequence(struct psb_mmu_pd *pd,
735 unsigned long address,
736 uint32_t num_pages);
737extern int psb_mmu_insert_pfn_sequence(struct psb_mmu_pd *pd,
738 uint32_t start_pfn,
739 unsigned long address,
740 uint32_t num_pages, int type);
741extern int psb_mmu_virtual_to_pfn(struct psb_mmu_pd *pd, uint32_t virtual,
742 unsigned long *pfn);
743
744/*
745 * Enable / disable MMU for different requestors.
746 */
747
748
749extern void psb_mmu_set_pd_context(struct psb_mmu_pd *pd, int hw_context);
750extern int psb_mmu_insert_pages(struct psb_mmu_pd *pd, struct page **pages,
751 unsigned long address, uint32_t num_pages,
752 uint32_t desired_tile_stride,
753 uint32_t hw_tile_stride, int type);
754extern void psb_mmu_remove_pages(struct psb_mmu_pd *pd,
755 unsigned long address, uint32_t num_pages,
756 uint32_t desired_tile_stride,
757 uint32_t hw_tile_stride);
758/*
759 *psb_irq.c
760 */
761
762extern irqreturn_t psb_irq_handler(DRM_IRQ_ARGS);
763extern int psb_irq_enable_dpst(struct drm_device *dev);
764extern int psb_irq_disable_dpst(struct drm_device *dev);
765extern void psb_irq_preinstall(struct drm_device *dev);
766extern int psb_irq_postinstall(struct drm_device *dev);
767extern void psb_irq_uninstall(struct drm_device *dev);
768extern void psb_irq_turn_on_dpst(struct drm_device *dev);
769extern void psb_irq_turn_off_dpst(struct drm_device *dev);
770
771extern void psb_irq_uninstall_islands(struct drm_device *dev, int hw_islands);
772extern int psb_vblank_wait2(struct drm_device *dev, unsigned int *sequence);
773extern int psb_vblank_wait(struct drm_device *dev, unsigned int *sequence);
774extern int psb_enable_vblank(struct drm_device *dev, int crtc);
775extern void psb_disable_vblank(struct drm_device *dev, int crtc);
776void
777psb_enable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
778
779void
780psb_disable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask);
781
782extern u32 psb_get_vblank_counter(struct drm_device *dev, int crtc);
783
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784/*
785 * framebuffer.c
786 */
787extern int psbfb_probed(struct drm_device *dev);
788extern int psbfb_remove(struct drm_device *dev,
789 struct drm_framebuffer *fb);
790/*
791 * accel_2d.c
792 */
793extern void psbfb_copyarea(struct fb_info *info,
794 const struct fb_copyarea *region);
795extern int psbfb_sync(struct fb_info *info);
796extern void psb_spank(struct drm_psb_private *dev_priv);
797
798/*
799 * psb_reset.c
800 */
801
802extern void psb_lid_timer_init(struct drm_psb_private *dev_priv);
803extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv);
804extern void psb_print_pagefault(struct drm_psb_private *dev_priv);
805
806/* modesetting */
807extern void psb_modeset_init(struct drm_device *dev);
808extern void psb_modeset_cleanup(struct drm_device *dev);
809extern int psb_fbdev_init(struct drm_device *dev);
810
811/* backlight.c */
812int gma_backlight_init(struct drm_device *dev);
813void gma_backlight_exit(struct drm_device *dev);
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814void gma_backlight_disable(struct drm_device *dev);
815void gma_backlight_enable(struct drm_device *dev);
816void gma_backlight_set(struct drm_device *dev, int v);
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817
818/* oaktrail_crtc.c */
819extern const struct drm_crtc_helper_funcs oaktrail_helper_funcs;
820
821/* oaktrail_lvds.c */
822extern void oaktrail_lvds_init(struct drm_device *dev,
823 struct psb_intel_mode_device *mode_dev);
824
825/* psb_intel_display.c */
826extern const struct drm_crtc_helper_funcs psb_intel_helper_funcs;
827extern const struct drm_crtc_funcs psb_intel_crtc_funcs;
828
829/* psb_intel_lvds.c */
830extern const struct drm_connector_helper_funcs
831 psb_intel_lvds_connector_helper_funcs;
832extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs;
833
834/* gem.c */
835extern int psb_gem_init_object(struct drm_gem_object *obj);
836extern void psb_gem_free_object(struct drm_gem_object *obj);
837extern int psb_gem_get_aperture(struct drm_device *dev, void *data,
838 struct drm_file *file);
839extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev,
840 struct drm_mode_create_dumb *args);
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841extern int psb_gem_dumb_map_gtt(struct drm_file *file, struct drm_device *dev,
842 uint32_t handle, uint64_t *offset);
843extern int psb_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
844extern int psb_gem_create_ioctl(struct drm_device *dev, void *data,
845 struct drm_file *file);
846extern int psb_gem_mmap_ioctl(struct drm_device *dev, void *data,
847 struct drm_file *file);
848
849/* psb_device.c */
850extern const struct psb_ops psb_chip_ops;
851
852/* oaktrail_device.c */
853extern const struct psb_ops oaktrail_chip_ops;
854
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855/* mdlfd_device.c */
856extern const struct psb_ops mdfld_chip_ops;
857
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858/* cdv_device.c */
859extern const struct psb_ops cdv_chip_ops;
860
861/*
862 * Debug print bits setting
863 */
864#define PSB_D_GENERAL (1 << 0)
865#define PSB_D_INIT (1 << 1)
866#define PSB_D_IRQ (1 << 2)
867#define PSB_D_ENTRY (1 << 3)
868/* debug the get H/V BP/FP count */
869#define PSB_D_HV (1 << 4)
870#define PSB_D_DBI_BF (1 << 5)
871#define PSB_D_PM (1 << 6)
872#define PSB_D_RENDER (1 << 7)
873#define PSB_D_REG (1 << 8)
874#define PSB_D_MSVDX (1 << 9)
875#define PSB_D_TOPAZ (1 << 10)
876
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877extern int drm_idle_check_interval;
878
879/*
880 * Utilities
881 */
882
883static inline u32 MRST_MSG_READ32(uint port, uint offset)
884{
885 int mcr = (0xD0<<24) | (port << 16) | (offset << 8);
886 uint32_t ret_val = 0;
887 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
888 pci_write_config_dword(pci_root, 0xD0, mcr);
889 pci_read_config_dword(pci_root, 0xD4, &ret_val);
890 pci_dev_put(pci_root);
891 return ret_val;
892}
893static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value)
894{
895 int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0;
896 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
897 pci_write_config_dword(pci_root, 0xD4, value);
898 pci_write_config_dword(pci_root, 0xD0, mcr);
899 pci_dev_put(pci_root);
900}
901static inline u32 MDFLD_MSG_READ32(uint port, uint offset)
902{
903 int mcr = (0x10<<24) | (port << 16) | (offset << 8);
904 uint32_t ret_val = 0;
905 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
906 pci_write_config_dword(pci_root, 0xD0, mcr);
907 pci_read_config_dword(pci_root, 0xD4, &ret_val);
908 pci_dev_put(pci_root);
909 return ret_val;
910}
911static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value)
912{
913 int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0;
914 struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0);
915 pci_write_config_dword(pci_root, 0xD4, value);
916 pci_write_config_dword(pci_root, 0xD0, mcr);
917 pci_dev_put(pci_root);
918}
919
920static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg)
921{
922 struct drm_psb_private *dev_priv = dev->dev_private;
923 return ioread32(dev_priv->vdc_reg + reg);
924}
925
926#define REG_READ(reg) REGISTER_READ(dev, (reg))
927
928static inline void REGISTER_WRITE(struct drm_device *dev, uint32_t reg,
929 uint32_t val)
930{
931 struct drm_psb_private *dev_priv = dev->dev_private;
932 iowrite32((val), dev_priv->vdc_reg + (reg));
933}
934
935#define REG_WRITE(reg, val) REGISTER_WRITE(dev, (reg), (val))
936
937static inline void REGISTER_WRITE16(struct drm_device *dev,
938 uint32_t reg, uint32_t val)
939{
940 struct drm_psb_private *dev_priv = dev->dev_private;
941 iowrite16((val), dev_priv->vdc_reg + (reg));
942}
943
944#define REG_WRITE16(reg, val) REGISTER_WRITE16(dev, (reg), (val))
945
946static inline void REGISTER_WRITE8(struct drm_device *dev,
947 uint32_t reg, uint32_t val)
948{
949 struct drm_psb_private *dev_priv = dev->dev_private;
950 iowrite8((val), dev_priv->vdc_reg + (reg));
951}
952
953#define REG_WRITE8(reg, val) REGISTER_WRITE8(dev, (reg), (val))
954
955#define PSB_WVDC32(_val, _offs) iowrite32(_val, dev_priv->vdc_reg + (_offs))
956#define PSB_RVDC32(_offs) ioread32(dev_priv->vdc_reg + (_offs))
957
958/* #define TRAP_SGX_PM_FAULT 1 */
959#ifdef TRAP_SGX_PM_FAULT
960#define PSB_RSGX32(_offs) \
961({ \
962 if (inl(dev_priv->apm_base + PSB_APM_STS) & 0x3) { \
963 printk(KERN_ERR \
964 "access sgx when it's off!! (READ) %s, %d\n", \
965 __FILE__, __LINE__); \
966 melay(1000); \
967 } \
968 ioread32(dev_priv->sgx_reg + (_offs)); \
969})
970#else
971#define PSB_RSGX32(_offs) ioread32(dev_priv->sgx_reg + (_offs))
972#endif
973#define PSB_WSGX32(_val, _offs) iowrite32(_val, dev_priv->sgx_reg + (_offs))
974
975#define MSVDX_REG_DUMP 0
976
977#define PSB_WMSVDX32(_val, _offs) iowrite32(_val, dev_priv->msvdx_reg + (_offs))
978#define PSB_RMSVDX32(_offs) ioread32(dev_priv->msvdx_reg + (_offs))
979
980#endif
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